Home›Asteroids›177122 2003 HD3177122 2003 HD3Main-belt minor planetDesignation(177122) 2003 HD3ClassMain-beltSemi-major axis3.0589056 AUEccentricity0.1112801Inclination5.842°Absolute magnitude (H)15.51Perihelion2.719 AUAphelion3.399 AU